<template>
  <div>
    <el-row type="flex" justify="end">
      <el-select v-model="year" size="mini" @change="changeFn">
        <el-option v-for="item in yearList" :key="item" :label="item" :value="item" />
      </el-select>
      <el-select v-model="month" size="mini" @change="changeFn">
        <el-option v-for="item in 12" :key="item" :label="item" :value="item" />
      </el-select>
    </el-row>
    <el-calendar v-if="isShow" v-model="curDate">
      <template #dateCell="{date,data}">
        {{ data.day | formatDateIndex }}
        <span v-show="isWeekend(date)" class="weekend">休</span>
      </template>
    </el-calendar>
  </div>
</template>

<script>

const curDate = new Date()
const month = curDate.getMonth() + 1
const year = curDate.getFullYear()
const yearList = []
for (let i = 0; i < 11; i++) {
  yearList.push(year - 5 + i)
}
export default {
  filters: {
    formatDateIndex(val) {
      return Number(val.split('-')[2])
    }
  },
  data() {
    return {
      curDate,
      month,
      year,
      yearList,
      isShow: true
    }
  },
  watch: {
    curDate(val) {
      console.log(val)
      this.year = val.getFullYear()
      this.month = val.getMonth() + 1
    },
    '$i18n.locale'() {
      this.isShow = false
      this.$nextTick(() => {
        this.isShow = true
      })
    }
  },
  methods: {
    changeFn() {
      this.curDate = new Date(`${this.year}-${this.month}`)
    },
    isWeekend(val) {
      return (val.getDay() === 6 || val.getDay() === 0) && val.getMonth() !== this.month
    }
  }
}
</script>
<style lang="scss" scoped>
 ::v-deep .el-calendar-day {
  height:  auto;
 }
 ::v-deep .el-calendar-table__row td,::v-deep .el-calendar-table tr td:first-child,  ::v-deep .el-calendar-table__row td.prev{
  border:none;
 }
.date-content {
  height: 40px;
  text-align: center;
  line-height: 40px;
  font-size: 14px;
}
.date-content .rest {
  color: #fff;
  border-radius: 50%;
  background: rgb(250, 124, 77);
  width: 20px;
  height: 20px;
  line-height: 20px;
  display: inline-block;
  font-size: 12px;
  margin-left: 10px;
}
.date-content .text{
  width: 20px;
  height: 20px;
  line-height: 20px;
 display: inline-block;

}
 ::v-deep .el-calendar-table td.is-selected .text{
   background: #409eff;
   color: #fff;
   border-radius: 50%;
 }
 ::v-deep .el-calendar__header {
   display: none
 }

 ::v-deep .el-calendar-day{
    position: relative;
 }

 .weekend{
    position: absolute;
    top:6px;
    right: 15px;
    display: inline-block;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    text-align: center;
    line-height: 20px;
    background-color: #fa7c4d;
    color: #fff;
    font-size: 12px;
 }
  </style>
